Home / 77,191,230,592.69-106,526,484,864.97-42,898,382,286.55

Finding the Fourth Proportional to 77,191,230,592.69, 106,526,484,864.97 and 42,898,382,286.55

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Solution

The fourth proportional to 77,191,230,592.69, 106,526,484,864.97 and 42,898,382,286.55 is: 59,201,205,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,191,230,592.69 : 106,526,484,864.97 = 42,898,382,286.55 : x
  2. Step 2: Convert to fraction form
    77,191,230,592.69/106,526,484,864.97 = 42,898,382,286.55/x
  3. Step 3: Cross multiply
    77,191,230,592.69x = 106,526,484,864.97 × 42,898,382,286.55
  4. Step 4: Simplify right side
    77,191,230,592.69x = 4,569,813,871,379,652,542,464
  5. Step 5: Solve for x
    x = 4,569,813,871,379,652,542,464/77,191,230,592.69
  6. Step 6: Final answer
    x = 59,201,205,062.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.